CN113083145A - Solid material multistage jet high-pressure continuous feeding device - Google Patents
Solid material multistage jet high-pressure continuous feeding device Download PDFInfo
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- CN113083145A CN113083145A CN202110483812.6A CN202110483812A CN113083145A CN 113083145 A CN113083145 A CN 113083145A CN 202110483812 A CN202110483812 A CN 202110483812A CN 113083145 A CN113083145 A CN 113083145A
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- 239000011343 solid material Substances 0.000 title claims abstract description 22
- 239000012530 fluid Substances 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 238000000034 method Methods 0.000 description 7
- 239000010802 sludge Substances 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000008187 granular material Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 238000009284 supercritical water oxidation Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
- B01F35/7179—Feed mechanisms characterised by the means for feeding the components to the mixer using sprayers, nozzles or jets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
- B01F25/21—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
- B01F33/811—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles in two or more consecutive, i.e. successive, mixing receptacles or being consecutively arranged
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
The invention provides a solid material multi-stage jet high-pressure continuous feeding device which comprises a first-stage jet mixing and pressurizing device and a second-stage jet mixing and pressurizing device. The fluid enters the first jet flow mixing supercharger after being pressurized by the first-stage supercharging device, is sprayed out at a high speed through the first nozzle, forms vacuum in the first suction chamber, sucks solid materials in the bin and mixes with the solid materials in the first diffuser pipe, meanwhile, the fluid enters the second jet flow mixing supercharger after being pressurized by the second-stage supercharging device, sucks mixed materials from the first jet flow mixing supercharger after being sprayed out through the second nozzle, and the pressurization of the materials is realized in the second diffuser pipe. The device simple structure when fluid supercharging equipment starts, opens electronic feed valve and can realize under the atmospheric pressure solid material to high pressure device's continuous feeding, in addition, still can reduce the manufacturing requirement of the mixed booster of efflux through the setting of second grade efflux booster, practices thrift equipment cost.
Description
Technical Field
The invention relates to the field of solid material feeding, in particular to a solid material multistage jet high-pressure continuous feeding device.
Background
The solid material is different from general fluid, the solid material can not be directly input into the system by a pump or a compressor during high-pressure feeding, generally, the high-pressure fluid is introduced into a storage tank filled with the solid material and mixed with the storage tank to enter the system together, the method has obvious defects, continuous feeding can not be realized, the feeding amount at each time depends on the volume of the storage tank, the system also needs to be stopped and the storage tank needs to be opened for feeding after the solid material is exhausted, and the operation efficiency is low. Therefore, it is necessary to design a high-pressure continuous feeding device for solid materials.
The patent number is CN 111943473A's a muddy water mixed feed system for handling among oily sludge's continuous supercritical water oxidation system, through the switch of adjusting first electronic ball valve and second electronic ball valve, can realize the mixture of fatlute and clear water or organic waste water and the continuous feeding of muddy water, the feed system of this structure except can be used to the fatlute feeding, still can be used to the feeding of granule such as coating granule, medicine granule, in addition, the reinforced in-process system of storage tank need not the parking, only need close first electronic ball valve and open the storage tank. However, the system has the disadvantages that the feeding amount of solid materials at each time is related to the volume of the mixing pipe, the high-pressure continuous feeding of the solid materials in the true sense cannot be realized, and the ball valve needs to be continuously opened and closed in the feeding process, so that the service life of the valve is shortened.
Disclosure of Invention
Aiming at the problems, the invention provides a solid material multi-stage jet high-pressure continuous feeding device, which realizes high-pressure continuous feeding of solid materials.
The technical scheme of the invention is as follows:
a multi-stage jet high-pressure continuous feeding device for solid materials comprises a primary jet mixing and pressurizing device and a secondary jet mixing and pressurizing device,
the primary jet mixing and pressurizing device comprises a primary fluid pressurizing device 1, a first jet mixing and pressurizing device 2, a storage bin 3 and an electric feed valve 4, wherein the first jet mixing and pressurizing device 2 consists of a first nozzle 2-1, a first suction chamber 2-2, a first suction pipe 2-3 and a first diffuser pipe 2-4, the outlet of the primary fluid pressurizing device 1 is connected with the inlet of the first nozzle 2-1 through a pipeline, the discharge port 3-1 of the storage bin 3 is connected with the inlet of the electric feed valve 4 through a flange, and the outlet of the electric feed valve 4 is connected with the inlet of the first suction pipe 2-3 through a flange;
the two-stage jet flow mixing and supercharging device is composed of a second jet flow mixing supercharger 5 and a two-stage fluid supercharging device 6, the second jet flow mixing supercharger 5 is composed of a second air suction pipe 5-1, a second nozzle 5-2, a second suction chamber 5-3 and a second diffuser pipe 5-4, an inlet of the second air suction pipe 5-1 is connected with an outlet of the first diffuser pipe 2-4 through a flange, and an outlet of the two-stage fluid supercharging device 6 is connected with an inlet of the second nozzle 5-2 through a pipeline.
The invention has the advantages that:
1. the operation is simple, and when the fluid supercharging equipment is started, the electric feed valve is opened to realize high-pressure continuous mixed feeding of solid materials.
2. The cost is saved, and the manufacturing requirement of the jet flow mixing supercharger is reduced through the arrangement of the two-stage jet flow mixing supercharger.
Drawings
Fig. 1 is a schematic structural diagram of the solid material multi-stage jet high-pressure continuous feeding device.
In the figure: 1. a primary fluid pressurization device; 2. a first jet mixing booster; 2-1, a first nozzle; 2-2, a first suction chamber; 2-3; a first inhalation tube; 2-4, a first diffuser pipe; 3. a storage bin; 3-1, a discharge hole; 4. an electrically operated feed valve; 5. a second jet mixing booster; 5-1, a second air suction pipe; 5-2, a second nozzle; 5-3, a second suction chamber; 5-4, a second diffuser pipe; 6. and a secondary fluid pressurization device.
Detailed Description
The present invention will be described in further detail below by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not to be construed as limiting the present invention.
As shown in fig. 1, the present invention provides a multi-stage jet high-pressure continuous feeding device for solid materials, comprising: a primary jet mixing and pressurizing device and a secondary jet mixing pharmaceutical device.
Example 1:
in this embodiment, the fluid is clear water or waste water, and the storage bin contains oily sludge.
In this embodiment, the primary fluid pressure increasing device 1 is a first plunger pump 1, and the pressure is set to 3 MPa.
In this embodiment, the two-stage fluid pressure increasing device 6 is a second plunger pump 6, and the pressure is set to 26 MPa.
In the present embodiment, the flow rates of the first plunger pump 1 and the second plunger pump 6 are set to 250 kg/h.
In this embodiment, the inlet diameters of the first nozzle 2-1 and the second nozzle 5-2 are 20mm and 40mm, respectively.
In this embodiment, the primary jet mixing and pressurizing device and the secondary jet mixing and pressurizing device are both located in the same horizontal plane.
The specific flow of this embodiment is as follows:
1. starting the first plunger pump 1, enabling the water pressurized to 3MPa to enter the first jet flow mixing supercharger 2 and be ejected at a high speed through the first nozzle 2-1, converting pressure energy into kinetic energy in the process, and forming vacuum in the first suction chamber 2-2 at the outlet of the first nozzle 2-1.
2. The electric feeding valve 4 is opened, and the sludge in the bin 3 is sucked into the first suction chamber 2-2 from the discharge port 3-1 through the first suction pipe 2-3.
3. The sludge and water are mixed and exchanged in the first diffuser pipe 2-4, and kinetic energy is converted into pressure energy to form 3MPa mud water.
4. And starting the second plunger pump 6, enabling the water pressurized to 26MPa to enter the second jet flow mixing supercharger 5, ejecting the water at a high speed through the second nozzle 5-2, converting pressure energy into kinetic energy, and forming a region with the pressure lower than 3MPa in the second suction chamber 5-3 at the outlet of the second nozzle 5-2.
5.3 MPa of muddy water is discharged from the first diffuser pipe 2-4 and enters the second suction chamber 5-3 through the second suction pipe 5-1.
6. The muddy water is subjected to energy exchange in the second diffuser pipe 5-4, the kinetic energy is converted into pressure energy, and finally 26MPa muddy water is formed.
In this embodiment, the conversion relationship between kinetic energy and pressure energy is mainly obtained by Bernoulli equation
In the formula, because the primary jet mixing device and the secondary jet mixing device are both positioned in the same horizontal plane,z 1=z 2=0m；
p 1andp 2the pressure of the fluid at the inlet and the outlet of the nozzle is MPa;
v 1andv 2the speeds of the fluid at the inlet and the outlet of the nozzle are m/s respectively;
from the above equation, the flow rates of the water at the outlet of the first nozzle 2-1 and the second nozzle 5-2 are found to be 76m/s and 215m/s, respectively, and the diameters of the holes of the first nozzle 2-1 and the second nozzle 5-2 are found to be 1mm and 0.6mm, respectively.
Example 2:
in this embodiment, the fluid is clear water or waste water, and the storage bin is filled with sludge.
In this embodiment, the primary fluid pressure increasing device 1 is a first plunger pump 1, and the pressure is set to 6 MPa.
In this embodiment, the two-stage fluid pressure increasing device 6 is a second plunger pump 6, and the pressure is set to 30 MPa.
In the present embodiment, the flow rates of the first plunger pump 1 and the second plunger pump 6 are both set to 100 kg/h.
In this embodiment, the inlet diameters of the first nozzle 2-1 and the second nozzle 5-2 are 20mm and 40mm, respectively.
In this embodiment, the primary jet mixing device and the secondary jet mixing device are both located in the same horizontal plane.
The specific flow of this embodiment is as follows:
1. starting the first plunger pump 1, enabling the water pressurized to 3MPa to enter the first jet flow mixing supercharger 2 and be ejected at a high speed through the first nozzle 2-1, converting pressure energy into kinetic energy in the process, and forming vacuum in the first suction chamber 2-2 at the outlet of the first nozzle 2-1.
2. The electric feeding valve 4 is opened, and the sludge in the bin 3 is sucked into the first suction chamber 2-2 from the discharge port 3-1 through the first suction pipe 2-3.
3. The sludge and water are mixed and subjected to energy exchange in the first diffuser pipe 2-4, and kinetic energy is converted into pressure energy to form 6MPa muddy water.
4. And starting the second plunger pump 6, enabling the water pressurized to 26MPa to enter the second jet flow mixing supercharger 5, ejecting the water at a high speed through the second nozzle 5-2, converting pressure energy into kinetic energy, and forming a region with the pressure lower than 6MPa in the second suction chamber 5-3 at the outlet of the second nozzle 5-2.
5.6 MPa of muddy water is discharged from the first diffuser pipe 2-4 and enters the second suction chamber 5-3 through the second suction pipe 5-1.
6. The muddy water is subjected to energy exchange in the second diffuser pipe 5-4, the kinetic energy is converted into pressure energy, and finally 26MPa muddy water is formed.
In this embodiment, the conversion relationship between kinetic energy and pressure energy is mainly obtained by Bernoulli equation
In the formula, because the primary jet mixing device and the secondary jet mixing device are both positioned in the same horizontal plane,z 1=z 2=0m；
p 1andp 2the pressure of the fluid at the inlet and the outlet of the nozzle is MPa;
v 1andv 2the speeds of the fluid at the inlet and the outlet of the nozzle are m/s respectively;
according to the above formula, the flow rates of the water at the outlet of the first nozzle 2-1 and the second nozzle 5-2 are 109m/s and 220m/s, respectively, and the hole diameters of the first nozzle 2-1 and the second nozzle 5-2 are 0.5mm and 0.4mm, respectively.
Example 3:
in this embodiment, the fluid is CO2The solid paint is arranged in the storage bin.
In this example, CO2The temperature and pressure in the storage tank were 10 ℃ and 4.5MPa, respectively.
In this embodiment, the primary fluid pressure increasing device 1 is the first compressor 1, and the pressure is set to 6 MPa.
In this embodiment, the two-stage fluid booster 6 is the second compressor 6, and the pressure is set to 26 MPa.
In the present embodiment, the flow rates of the first compressor 1 and the second compressor 6 are set to 250 kg/h.
In this embodiment, the inlet diameters of the first nozzle 2-1 and the second nozzle 5-2 are 20mm and 40mm, respectively.
In this embodiment, the primary jet mixing and pressurizing device and the secondary jet mixing and pressurizing device are both located in the same horizontal plane.
The specific flow of this embodiment is as follows:
1. starting the first compressor 1 to pressurize to 6MPa of CO2Enters the first jet flow mixing supercharger 2, is sprayed out at high speed through the first nozzle 2-1, and in the process, pressure energy is converted into kinetic energy to form vacuum in the first suction chamber 2-2 at the outlet of the first nozzle 2-1.
2. And an electric feeding valve 4 is opened, so that the coating in the storage bin 3 is sucked into the first suction chamber 2-2 from the discharge port 3-1 through the first suction pipe 2-3.
3. Solid coating and CO2Mixing and energy exchange are carried out in the first diffuser pipe 2-4, kinetic energy is converted into pressure energy, and the pressure returns to 6 MPa.
4. Starting the second compressor 6 to pressurize to 26MPa of CO2Enters a second jet flow mixing supercharger 5, is ejected at a high speed through a second nozzle 5-2, pressure energy is converted into kinetic energy, and a region with the pressure lower than 6MPa is formed in a second suction chamber 5-3 at the outlet of the second nozzle 5-2.
The mixed material with the pressure of 5.6 MPa is discharged from the first diffuser pipe 2-4 and enters the second suction chamber 5-3 through the second suction pipe 5-1.
6. The materials are subjected to energy exchange in the second diffuser pipe 5-4, kinetic energy is converted into pressure energy, and the pressure is increased to 26 MPa.
In this embodiment, the conversion relationship between kinetic energy and pressure energy can be obtained from the steady-state energy equation
In the formula (I), the compound is shown in the specification,e 1ande 2internal energy of fluid at an inlet and an outlet of the nozzle is J/kg;
ρ 1andρ 2the density of the fluid at the inlet and outlet of the nozzle is kg/m3；
The first nozzle 2-1 and the second nozzle 5 can be obtained according to the above formula2 outlet CO2The flow rates of (1) are 437m/s and 323m/s, respectively, and the apertures of the first nozzle 2-1 and the second nozzle 5-2 are 3.5mm and 1.3mm, respectively.
Example 4:
in this embodiment, the fluid is CO2The solid paint is arranged in the storage bin.
In this example, CO2The temperature and pressure in the storage tank were 10 ℃ and 4.5MPa, respectively.
In this embodiment, the primary fluid pressure increasing device 1 is a first compressor 1, and the pressure is set to 10 MPa.
In this embodiment, the two-stage fluid booster 6 is the second compressor 6, and the pressure is set to 30 MPa.
In the present embodiment, the flow rates of the first compressor 1 and the second compressor 6 are both set to 100 kg/h.
In this embodiment, the inlet diameters of the first nozzle 2-1 and the second nozzle 5-2 are 20mm and 40mm, respectively.
In this embodiment, the primary jet mixing and pressurizing device and the secondary jet mixing and pressurizing device are both located in the same horizontal plane.
The specific flow of this embodiment is as follows:
1. starting the first compressor 1 to pressurize to 10MPa of CO2Enters the first jet flow mixing supercharger 2, is sprayed out at high speed through the first nozzle 2-1, and in the process, pressure energy is converted into kinetic energy to form vacuum in the first suction chamber 2-2 at the outlet of the first nozzle 2-1.
2. And an electric feeding valve 4 is opened, so that the coating in the storage bin 3 is sucked into the first suction chamber 2-2 from the discharge port 3-1 through the first suction pipe 2-3.
3. Solid coating and CO2Mixing and energy exchange are carried out in the first diffuser pipe 2-4, kinetic energy is converted into pressure energy, and the pressure returns to 10 MPa.
4. Starting the second compressor 6 to pressurize to 26MPa of CO2Enters a second jet flow mixing supercharger 5, is ejected at a high speed through a second nozzle 5-2, pressure energy is converted into kinetic energy, and a region with the pressure lower than 10MPa is formed in a second suction chamber 5-3 at the outlet of the second nozzle 5-2.
The mixed material with 5.10 MPa is discharged from the first diffuser pipe 2-4 and enters the second suction chamber 5-3 through the second suction pipe 5-1.
6. The materials are subjected to energy exchange in the second diffuser pipe 5-4, kinetic energy is converted into pressure energy, and the pressure is increased to 30 MPa.
In this embodiment, the conversion relationship between kinetic energy and pressure energy can be obtained from the steady-state energy equation
In the formula (I), the compound is shown in the specification,e 1ande 2internal energy of fluid at an inlet and an outlet of the nozzle is J/kg;
ρ 1andρ 2the density of the fluid at the inlet and outlet of the nozzle is kg/m3；
The CO at the outlet of the first nozzle 2-1 and the second nozzle 5-2 can be obtained according to the above formula2The flow rates of (a) and (b) are 456m/s and 128m/s, respectively, and the apertures of the first nozzle 2-1 and the second nozzle 5-2 are 2.5mm and 1mm, respectively.
Claims (1)
1. A solid material multi-stage jet high-pressure continuous feeding device is characterized by comprising: a primary jet flow mixing and pressurizing device and a secondary jet flow mixing and pressurizing device,
the primary jet mixing and pressurizing device comprises a primary fluid pressurizing device 1, a first jet mixing and pressurizing device 2, a storage bin 3 and an electric feed valve 4, wherein the first jet mixing and pressurizing device 2 consists of a first nozzle 2-1, a first suction chamber 2-2, a first suction pipe 2-3 and a first diffuser pipe 2-4, the outlet of the primary fluid pressurizing device 1 is connected with the inlet of the first nozzle 2-1 through a pipeline, the discharge port 3-1 of the storage bin 3 is connected with the inlet of the electric feed valve 4 through a flange, and the outlet of the electric feed valve 4 is connected with the inlet of the first suction pipe 2-3 through a flange;
the two-stage jet flow mixing and supercharging device is composed of a second jet flow mixing supercharger 5 and a two-stage fluid supercharging device 6, the second jet flow mixing supercharger 5 is composed of a second air suction pipe 5-1, a second nozzle 5-2, a second suction chamber 5-3 and a second diffuser pipe 5-4, an inlet of the second air suction pipe 5-1 is connected with an outlet of the first diffuser pipe 2-4 through a flange, and an outlet of the two-stage fluid supercharging device 6 is connected with an inlet of the second nozzle 5-2 through a pipeline.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110483812.6A CN113083145A (en) | 2021-04-30 | 2021-04-30 | Solid material multistage jet high-pressure continuous feeding device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110483812.6A CN113083145A (en) | 2021-04-30 | 2021-04-30 | Solid material multistage jet high-pressure continuous feeding device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688105A (en) * | 2022-04-13 | 2022-07-01 | 中国船舶重工集团公司第七一九研究所 | Multistage auxiliary pressurizing ship water supply device |
| CN115487700A (en) * | 2022-09-20 | 2022-12-20 | 山东金铸基药业有限公司 | Powder animal remedy ration mixes apparatus for producing |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4478368A (en) * | 1982-06-11 | 1984-10-23 | Fluidyne Corporation | High velocity particulate containing fluid jet apparatus and process |
| US5628623A (en) * | 1993-02-12 | 1997-05-13 | Skaggs; Bill D. | Fluid jet ejector and ejection method |
| CN102090862A (en) * | 2009-12-14 | 2011-06-15 | 苏州市青田企业发展有限公司 | Jet yarn dust sucker |
| CN107519777A (en) * | 2017-08-28 | 2017-12-29 | 中国矿业大学(北京) | A kind of parallel jet vaporizes quantitative adding device |
| CN111943473A (en) * | 2020-09-17 | 2020-11-17 | 青岛科技大学 | Continuous supercritical water oxidation system for treating oily sludge |
| CN113385091A (en) * | 2021-06-11 | 2021-09-14 | 天津市艾盟科技发展有限公司 | Continuous powder lime forced dispersion and uniform mixing feeding system |
-
2021
- 2021-04-30 CN CN202110483812.6A patent/CN113083145A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4478368A (en) * | 1982-06-11 | 1984-10-23 | Fluidyne Corporation | High velocity particulate containing fluid jet apparatus and process |
| US5628623A (en) * | 1993-02-12 | 1997-05-13 | Skaggs; Bill D. | Fluid jet ejector and ejection method |
| CN102090862A (en) * | 2009-12-14 | 2011-06-15 | 苏州市青田企业发展有限公司 | Jet yarn dust sucker |
| CN107519777A (en) * | 2017-08-28 | 2017-12-29 | 中国矿业大学(北京) | A kind of parallel jet vaporizes quantitative adding device |
| CN111943473A (en) * | 2020-09-17 | 2020-11-17 | 青岛科技大学 | Continuous supercritical water oxidation system for treating oily sludge |
| CN113385091A (en) * | 2021-06-11 | 2021-09-14 | 天津市艾盟科技发展有限公司 | Continuous powder lime forced dispersion and uniform mixing feeding system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114688105A (en) * | 2022-04-13 | 2022-07-01 | 中国船舶重工集团公司第七一九研究所 | Multistage auxiliary pressurizing ship water supply device |
| CN115487700A (en) * | 2022-09-20 | 2022-12-20 | 山东金铸基药业有限公司 | Powder animal remedy ration mixes apparatus for producing |
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Application publication date: 20210709 |